GeForce RTX 3090 and GeForce GTX 1080 Ti 12 GB - video card comparison
GeForce RTX 3090
GeForce GTX 1080 Ti 12 GB
Architecture
Ampere (2020−2022)
Pascal (2016−2021)
GPU code name
Ampere GA102
GP102
Market segment
Desktop
Desktop
Release date
September 2020
-
Interface
PCIe 4.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 12-pin
1x 6-pin + 1x 8-pin
Boost clock speed
1700 MHz
1670 MHz
Core clock speed
1400 MHz
-
Manufacturing process technology
8 nm
16 nm
Number of transistors
28,300 million
11,800 million
Pipelines / CUDA cores
10496
3200
Power consumption (TDP)
350 Watt
250 Watt
Texture fill rate
556.0
334.0
Memory type
GDDR6X
GDDR5X
Maximum RAM amount
24 GB
12 GB
Memory bus width
384 Bit
384 Bit
Memory clock speed
19500 MHz
11 GB/s
Memory bandwidth
936.2 GB/s
528.4 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
1x HDMI 2.0, 3x DisplayPort 1.4a
HDMI
+
+
DirectX
12 Ultimate (12_2)
12 (12_1)
CUDA
8.5
6.1
OpenCL
2.0
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3